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The Magic of Hydrangeas: Exploring Their Mystical Color-Shift Abilities

aluminium sulphate Hydrangeas

The Magic of Hydrangeas: Exploring Their Mystical Color-Shift Abilities

Hydrangeas are known for their ability to change color based on the pH of the soil they are grown in. The availability of certain minerals in the soil can also influence their color. One of the most common methods to alter the color of hydrangea flowers is by using aluminum sulfate.   Here's how it works: --> The pH level of the soil affects the availability of aluminum ions to the plant. Acidic soil (pH below 7) allows plants to absorb aluminum more readily, while alkaline soil (pH above 7) reduces the availability of aluminum. --> To change the color...

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